Home / 5,979,660.40-8,968,032.60-1,719,384.40

Finding the Fourth Proportional to 5,979,660.40, 8,968,032.60 and 1,719,384.40

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Solution

The fourth proportional to 5,979,660.40, 8,968,032.60 and 1,719,384.40 is: 2,578,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979,660.40 : 8,968,032.60 = 1,719,384.40 : x
  2. Step 2: Convert to fraction form
    5,979,660.40/8,968,032.60 = 1,719,384.40/x
  3. Step 3: Cross multiply
    5,979,660.40x = 8,968,032.60 × 1,719,384.40
  4. Step 4: Simplify right side
    5,979,660.40x = 15,419,495,351,131.44
  5. Step 5: Solve for x
    x = 15,419,495,351,131.44/5,979,660.40
  6. Step 6: Final answer
    x = 2,578,657.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.